CSIR NET 2025 Exam Analysis (Shifts 1 & 2) OUT LIVE- Difficulty Level, Questions, Good Attempts & Paper Review
The NTA conducted the CSIR NET 2025 exam on December 18 at various centres across the country. The exam is held in two shifts on a single day. Both the shifts are over. Analysis is provided below. Candidates can check below the latest live updates about the CSIR NET exam analysis including the overall difficulty level, questions asked in the exam and more.
CSIR NET 2025 Dec Exam Analysis OUT LIVE: The NTA successfully conducted the CSIR NET 2025 December session exam on December 18 in two shifts on a single day. Both the Shifts are over. Analysis is provided below. Analysis is an important part of the examination as it provides information regarding the level of difficulty of the examination, the question paper, the topics asked in the exam, etc. Candidates can predict, regarding the cutoff, whether it will rise or drop. The CSIR NET exam will be conducted for five subjects namley Mathematical Science, Earth, Atmospheric, Ocean and Planetary Sciences, Chemical Sciences, Life Sciences and Physical Science. The whole schedule is provided below. Scroll down for the latest live updates about the CSIR NET exam analysis including the overall difficulty level, questions asked in the exam and more.
CSIR NET 2025 Dec Exam Analysis Shift 2 Soon
The CSIR NET 2025 Shift 2 analysis will be provide here after 6 pm. Stay tuned for the live updates!
CSIR NET 2025 Dec Exam Analysis Shift 1 OUT
The CSIR NET exam analysis for shift 1 is provided here based on the students' responses. As per the students' the Life Science exam overall difficulty is Moderate to Tough. Development Biology and Ecology was very easy.
CSIR NET 2025 December Exam Schedule Subject-Wise
The CSIR NET exam for the December session will be conducted as a Computer Based Test (CBT) mode at various centres across India. Candidates can check below the NTA CSIR NET 2025 subject-wise exam schedule.
| Subject Name | Exam Date | Exam Timings |
|---|---|---|
| Mathematical Sciences | 18-Dec-2025 | 3 pm to 6 pm |
| Earth, Atmospheric, Ocean and Planetary Sciences | 18-Dec-2025 | 9 am to 12 Noon |
| Chemical Sciences | 18-Dec-2025 | 3 pm to 6 pm |
| Life Sciences | 18-Dec-2025 | 9 am to 12 Noon |
| Physical Science | 18-Dec-2025 | 3 pm to 6 pm |
LIVE UPDATE
CSIR NET December Exam Analysis 2025 LIVE Updates
- 12:14 AM IST• 19 Dec 2025
CSIR NET 2025 Maths Exam Analysis OUT: LIVE
The CSIR NET 2025 December session Maths exam overall difficulty level as per the students responses was Moderate to Difficult.
- 6:12 PM IST• 18 Dec 2025
CSIR NET 2025 Shift 2 OVER: LIVE
The NTA conducted the CSIR NET 2025 Shift 2 at 6 pm. Stay tuned for the analysis!
- 5:50 PM IST• 18 Dec 2025
CSIR NET 2025 Shift 2 will end at 6 PM: Live
The NTA is conducting the CSIR NET December session examination today in two shift. Shift 2 was started at 3 pm. It will end at 6 pm. Stay tuned for the latest live updates!
- 4:33 PM IST• 18 Dec 2025
CSIR NET 2025 Dec Live: Shift 2 subjects
The CSIR NET 2025 December session exam is ongoing. In the Shift 2 subjects exam is ongoing are Mathematical Science, Physical Science and Chemical Science.
- 4:07 PM IST• 18 Dec 2025
CSIR NET 2025 Section-Wise Exam Analysis LIVE
Part Name
Total MCQs
Total MCQs to be Attempted
Difficulty Level
Good Attempts
Part A
20
15
Moderate
10-12
Part B
50
35
Moderate to Difficult
25-28
Part C
75
25
Moderate to Difficult
18-19
Total
145
75
Moderate to Difficult
55-58
- 3:02 PM IST• 18 Dec 2025
CSIR NET 2025 December session exam Shift 2 started
The CSIR NET 2025 December session exam shift 2 started. After the conclusion of Shift 2 at 6 pm we will provide exam analysis based on students' responses. Stay tuned!
- 2:40 PM IST• 18 Dec 2025
CSIR NET 2025 Shift 2 to start at 3 pm
The shift 2 for the CSIR NET 2025 exam will start at 3 pm. It will conclude at 6 pm.
- 2:32 PM IST• 18 Dec 2025
CSIR NET 2025 Life Science more questions asked LIVE
- Plant Physiology: High Weightage (10-12 Questions) asked in part C
- Cell Biology few questions asked from GLUT 5, Ribosome attached ER, Spindle Assembly-gamma tubulin
- Development Biology Multiple Questions asked from Drosophila, Asymmetric Division-Plants, Leaf Development
- Evolution moderate weightage and questions were asked from Era-based classification, K & r Selection, mass Extinction Order
- Techniques is of high relevance and questions asked from TAL Effector, CDK-2, Ramachandran Plot
- Genetics few questions were asked from Poll 2 in Lagging Strand, difference between bacteria and Archaebacteria
- Immunology/ Virology question from HPV Virus
- Classification & taxonomy moderate in difficulty level and questions asked from animal classification, Annelida vs Platyhelminthes Symmetry
- 2:02 PM IST• 18 Dec 2025
CSIR NET 2025 Life Science Questions asked in Exam LIVE
- A hand pump fills a tank in 45 minutes, B in 120 minutes. How much time will they take together to fill the tank? (Work and Time Questions)
- Cube of 0.99 is closed to? (Numerical Approximation)
- Ecology-Sequence of Proterozoic, Archeozoic, Phanerozoic Eras
- Genetics- Difference between Bacteria and Archaebacteria
- Arrange in correct order: DNA Gyrase, DNA Helicase, DNA Primase, DNA Pol 3, DNA Pol 1, DNA Ligase, etc.
- 1:18 PM IST• 18 Dec 2025
CSIR NET 2025 Life science Analysis OUT: Some more Topics asked
- Nitrogen cycle
- Coding Decoding
- Diagram based short day plant
- Simple Interest, etc.
- 12:39 PM IST• 18 Dec 2025
CSIR NET 2025 Life Science Analysis OUT: Topics asked
- General Knowledge questions were also asked in Part A. It was better than last year.
- Eco evolution asked more
- Bio chemistry
- Neucloacid question was asked
- 12:35 PM IST• 18 Dec 2025
CSIR NET 2025 Life Science Analysis Out Difficulty level
Geological Time Scale: Easy
Stress Physiology
Nest Limb Development
Also, as per some students, section B was easy. - 12:22 PM IST• 18 Dec 2025
CSIR NET 2025 Life Science Analysis OUT LIVE: Overall Difficulty
As per the students' the Life Science exam overall difficulty is Moderate to Tough. Development Biology and Ecology was very easy.
- 12:05 PM IST• 18 Dec 2025
CSIR NET 2025 Dec Session Shift 1 is OVER
The NTA successfully conducted the CSIR NET 2025 December session Shift 1. Analysis Soon! Stay tuned!
- 11:22 AM IST• 18 Dec 2025
CSIR NET 2025 Shift 1 will over at 12 PM
The CSIR NET 2025 Shift 1 was started at 9 am. It will conclude at 12 pm. Stay tuned for live analysis!
- 10:53 AM IST• 18 Dec 2025
CSIR NET 2025 Exam pattern Life Science
Particulars
Part A
Part B
Part C
Total
Total Questions
20
50
75
145
Max no of questions to attempt
15
35
25
75
Marks for each correct answer
2
2
4
200
Negative marking of 25% in Part A, B & C
0.5
0.5
1
-
- 10:35 AM IST• 18 Dec 2025
CSIR NET 2025 Shift Analysis SOON: LIVE
After the completion of the Shift 1, candidates will get to know the difficulty level of the exam, questions asked, etc. Stay tuned for the latest live updates!
- 10:03 AM IST• 18 Dec 2025
CSIR NET 2025 Exam Analysis LIVE: Which subjects exam is in First Shift?
The CSIR NET 2025 December session exam is ongoing. First shift was started at 9 am. Subjects are Life Science and Earth, Atmospheric, Ocean and Planetary Sciences.
- 9:30 AM IST• 18 Dec 2025
CSIR NET 2025 Exam Shift 1 Ongoing: Live Updates
The CSIR NET 2025 December session Shift is ongoing. It was started at 9 am.
- 9:03 AM IST• 18 Dec 2025
CSIR NET 2025 First Shift for Dec Session started: LIVE
The CSIR NET 2025 First Shift for the December session has been started at 9 am. It will end at 12 pm. Stay tuned for the analysis.
- 8:46 AM IST• 18 Dec 2025
CSIR NET December 2025 Exam Day Guidelines
- Candidates must follow exam day guidelines mentioned on CSIR NET admit card
- They must reach before reporting time at CSIR NET exam centre
- They must also adhere to instructions given by invigilator
- When appearing for exam they need to carry a printed copy of CSIR NET 2025 admit card
- Along with hall ticket, they must also carry any one photo ID card
- 8:20 AM IST• 18 Dec 2025
What to avoid at CSIR NET 2025 Dec Exam Centre?
- Clothes with metal parts, zippers, hooks, or large buttons
- Heavy embroidery or large pockets
- Shoes with thick soles or closed shoes
- Belts with metal buckles
- Caps or accessories that obstruct checking
- 8:02 AM IST• 18 Dec 2025
CSIR NET Exam Dress Code 2025 Live Updates
The authority has not specified dress code for CSIR NET exam 2025. However, candidates must keep these point in mind when going to exam centre
- They must wear simple and comfortable clothing
- Clothes should allow easy frisking and security checks
- Wear plain tshirt or simple shirt, no heavy prints or logos
- Lightweight trousers or pants
- Simple traditional attire (kurta, salwar-kameez) without heavy work
- Open footwear like slippers or flat sandals
- 7:40 AM IST• 18 Dec 2025
CSIR NET December 2025 Reporting Time: LIVE
CSIR NET Exam Day Events
Shift 1 Timings
Shift 2 Timings
Timing of exam
9 AM to 12 PM
3 to 6 PM
Reporting time
7 to 8 AM
1 to 2 PM
- 7:24 AM IST• 18 Dec 2025
CSIR NET 2025 Exam LIVE: Reporting time Shift 1
The CSIR NET 2025 Exam Today for the December session. The Shift 1 starts from 9 am and will conclude at 12 pm. Reporting time started. Candidates started reaching to the examination centre.
- 6:15 AM IST• 18 Dec 2025
CSIR NET Earth Science Syllabus for Part A
Candidates can read about CSIR NET Earth Science Syllabus for Part A in the table below.
Name of Section
Sub-Topics
Quantitative Aptitude
Profit and loss, graphs, number systems, permutations and combination, algebra, percentage, area, simple and compound interest, average, ratio and proportion.
Reasoning
Similarities and differences, graphic analysis, analogies, Directions, Coding-Decoding, data, analytical reasoning, Symbols and Notations, non-verbal reasoning, number series, blood relations, visual ability.
Data Interpretation and Data Analysis
Graphical analysis, Mode, Mean, Measures of dispersion, Median
- 5:42 AM IST• 18 Dec 2025
CSIR NET Earth Science Exam Pattern
Particulars
Part A
Part B
Part C
Total
Total Questions
20
50
80
150
Max no of questions to attempt
15
35
25
75
Marks for each correct answer
2
2
4
200
Negative marking- 25 per cent in Part A & B and 33 per cent in Part C
0.5
0.5
1.32
-
- 5:12 AM IST• 18 Dec 2025
How To Download CSIR NET 2025 Admit Card?
To download hall ticket of CSIR NET Dec session, candidates can go through these steps
- Go to official website csirnet.nta.nic.in
- On homepage, click on ‘Download CSIR UGC NET Admit Card’
- A login window will appear on screen
- Enter application number and date of birth
- CSIR NET Dec hall ticket will be displayed on screen
- Download save and get printout of it
- 4:40 AM IST• 18 Dec 2025
CSIR NET 2025 Don’ts LIVE: Things to Avoid
- Do not carry bags, books, notes, mobile phones or electronic devices inside exam hall
- Do not bring eatables or packaged food, except in specified cases like for diabetic candidates
- Do not indulge in malpractice or cheating and impersonation
- Do not reach late, entry after gate closing time is not allowed
- Do not leave CSIR NET exam hall before time is over
- Avoid smoking or spitting inside premises
- 4:10 AM IST• 18 Dec 2025
Exam day do’s and don’ts Mentioned on CSIR NET 2025 Admit Card
Candidates can check do’s and don’ts mentioned in admit card of CSIR NET
- Read all instructions on admit card before going to exam centre.
- Reach CSIR NET centre before reporting time mentioned on hall ticket
- Carry printed copy of admit card
- Carry valid original photo ID proof Aadhaar/PAN/Passport/Driver’s License/Voter ID
- Paste passport-size photo and fill self-declaration or undertaking on admit card if required
- Check exam details on computer screen and inform invigilator in case of any discrepancy
- Follow all instructions given by invigilators in exam hall
- 3:25 AM IST• 18 Dec 2025
When will the CSIR NET 2025 Dec session first shift will over?
The CSIR NET 2025 Dec session first shift will over at 12 pm.
- 3:08 AM IST• 18 Dec 2025
CSIR NET Dec 2025 LIVE: Exam Schedule
Subject Name Exam Date Exam Timings Mathematical Sciences 18-Dec-2025 3 pm to 6 pm Earth, Atmospheric, Ocean and Planetary Sciences 18-Dec-2025 9 am to 12 Noon Chemical Sciences 18-Dec-2025 3 pm to 6 pm Life Sciences 18-Dec-2025 9 am to 12 Noon Physical Science 18-Dec-2025 3 pm to 6 pm - 2:53 AM IST• 18 Dec 2025
CSIR NET 2025 Dec Exam Live Updates: Reporting time
CSIR NET 2025 will be held in two shifts morning (9 AM to 12 PM) and evening (3 to 6 PM). Candidates appearing for CSIR NET Dec session must report at exam centre at least two hours before paper begins.
- 2:34 AM IST• 18 Dec 2025
What is the timings of the first shift of the CSIR NET Dec session examination?
The CSIR NET exam will be held on December 18. The first shift will start at 9 am. The reporting time is 7 am.
Candidates can calculate the CSIR NET Chemical Sciences scores through the answer key in the following manner.
CSIR NET Chemical Science Paper Parts |
Marks Allotted for Each Question |
Marks Deducted for Each Question |
|---|---|---|
A |
+2 |
-0.5 |
B |
+2 |
-0.5 |
C |
+4 |
-1 |
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Analysis is important for candidate in NTA NET exam. It helps in preparation, understand paper structure, difficulty level, topics asked or high weightage areas, expected cutoff. By analyzing mock tests and previous years papers students can prepare well.